add the ares config

hosts/nixos/ares/configuration.nix

@@ -1,13 +1,15 @@
+{ inputs, ... }:
 {
   imports = [
-    # ./hardware-configuration.nix
+    ./hardware-configuration.nix
     ../../../modules/nixos
+    inputs.jovian-nixos.nixosModules.default
   ];
 
   osbmModules = {
-    desktopEnvironment = {
-      plasma.enable = true;
-    };
+    # desktopEnvironment = {
+    #   plasma.enable = true;
+    # };
     familyUser.enable = true;
     programs = {
       adbFastboot.enable = true;
@@ -20,6 +22,18 @@
     i18n.enable = true;
   };
 
+  jovian = {
+    devices.steamdeck = {
+      enable = true;
+      autoUpdate = true;
+    };
+    steam = {
+      enable = true;
+      autoStart = true;
+      user = "osbm";
+    };
+    decky-loader.enable = true;
+  };
   networking = {
     hostName = "ares";
 

hosts/nixos/ares/hardware-configuration.nix

@@ -0,0 +1,48 @@
+# Do not modify this file!  It was generated by ‘nixos-generate-config’
+# and may be overwritten by future invocations.  Please make changes
+# to /etc/nixos/configuration.nix instead.
+{
+  config,
+  lib,
+  modulesPath,
+  ...
+}:
+
+{
+  imports = [
+    (modulesPath + "/installer/scan/not-detected.nix")
+  ];
+
+  boot.initrd.availableKernelModules = [
+    "nvme"
+    "xhci_pci"
+    "usb_storage"
+    "usbhid"
+    "sd_mod"
+    "sdhci_pci"
+  ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-amd" ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" = {
+    device = "/dev/disk/by-uuid/ec49c05b-3d2b-4d9f-8634-ab4f3597b843";
+    fsType = "ext4";
+  };
+
+  fileSystems."/boot" = {
+    device = "/dev/disk/by-uuid/E3FC-D8F9";
+    fsType = "vfat";
+    options = [
+      "fmask=0077"
+      "dmask=0077"
+    ];
+  };
+
+  swapDevices = [
+    { device = "/dev/disk/by-uuid/f4477674-7104-43d7-b28c-6a8a8a86e8db"; }
+  ];
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}

modules/nixos/system/nix-settings.nix

@@ -38,6 +38,10 @@
             "nvidia-settings"
             # blender with cuda is not foss?!?
             "blender"
+
+            # steam
+            "steamdeck-hw-theme"
+            "steam-jupiter-unwrapped"
           ];
         allowAliases = false;
       };